An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5905-00-967-3563
NSN 6685-01-428-9618
NSN 5930-01-043-5331
NSN 5935-00-403-2659
NSN 5930-01-495-0332
NSN 6110-01-541-4930
NSN 5935-00-246-4519
NSN 6320-01-158-2177
NSN 5965-01-227-9937
NSN 5975-00-265-7776
NSN 5930-00-190-8730
NSN 6105-00-147-8969